We'll have track under us and coast safely across the ravine.
5 seconds sound clip from the Back to the Future Part III movie soundboard.
You can hear this line at 00:42:21.457 in the DVD version of the movie.
Quote context
[...]
- Right, Doc, but according to this map, there is no bridge.
- Well, Doc, we can scratch that idea.
- I mean, we can't wait a year and a half, for this thing to get finished.
- Marty, it's perfect. You're just not thinking fourth-dimensionally.
- Right. Right. I have a real problem with that.
- We'll have track under us and coast safely across the ravine.
- It will be a spectacular wreck. Too bad no one will be around to see it.
- Oh... Thank you, sir. You saved my... life.
- Emmett Brown at your service, Miss...
- Clara! What a beautiful name.
[...]